. Bulletin (Pennsylvania Department of Forests and Waters), no. 40-45. Forests and forestry. 14 ceive moisture by capillarity. Where the flooding method of water- ing IS used on open sandy sites, it must be done before the soil becomes excessively dry, else the trees may be ^'sun scorched'* in the middle of the beds before water reaches their roots. Station- ary overhead irrigation lines with spray nozzles every three feet give the most satisfactory results. They are used in the Pennsyl- vania State Nurseries. Artificial watering is essential for the best growth of one year old seedlings, but
. Bulletin (Pennsylvania Department of Forests and Waters), no. 40-45. Forests and forestry. 14 ceive moisture by capillarity. Where the flooding method of water- ing IS used on open sandy sites, it must be done before the soil becomes excessively dry, else the trees may be ^'sun scorched'* in the middle of the beds before water reaches their roots. Station- ary overhead irrigation lines with spray nozzles every three feet give the most satisfactory results. They are used in the Pennsyl- vania State Nurseries. Artificial watering is essential for the best growth of one year old seedlings, but two and three year old trees will grow fairly well without it. .u\^^f ^^"^^ P^"".^ ""^ September the shades should be removed from he beds so that the trees will be exposed to the full eCcts of sT hght and frost. This will check further growth and matirre the wood before winter sets in. iiicnure ine. beds whUe the wheels are in the paths over the bed while the wheels are in the oaths Thil"w^ .* ''"^â¢=" need the heaviest cover espedallv on hJT ''â ?u '"'^' f '^' ''^^^ exposure, because at th«e places hi ^^^- ^ ^^"^'^ '°"**'"" leaves are used for wint" cTver C'arTheTd IZHVT â " :Xra". Se ^';::4'±:^tzP^^^}^ ^^"- ^eav. weights. ZZ ^'^Irb? ^TolvK tJ^^^Z^ 15 tZT^' *''t,^*'t'^«s '"ay be removed so that the wind will eraduallv loosen up the leaves and straw and blow them away. ^"^^^"^'ly CARE OF TWO AND THREE YEAR OLD SEEDLINGS weId^^^ Wlte7âg"ls*'each^w;ek'' '"^^ limited to jn Jun| July andlurusr^lllTtlL'l^L^^rh^-^ut ^^l^ ho!se fuTtSr TeTn ^r:;^r stlTo^Z t^ ^^^^^^^^ pulling is always necessarv tn â->f ? ii 1°""^ hoemg or hand that hive beenTurild by?ultiv!tL '" "'^'^ ^"' ""^°^^'- ^^^ COMMON FUNGOUS AND INSECT TROUBLES affect the crown of the seedLTlnH *''^.?°''' while other forms .ether at the
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectforests, bookyear1923
